tegra: Setup PMC scratch info from ap20 setup
authorYen Lin <yelin@nvidia.com>
Mon, 2 Apr 2012 13:18:56 +0000 (13:18 +0000)
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>
Tue, 15 May 2012 06:31:38 +0000 (08:31 +0200)
Save SDRAM parameters into the warmboot scratch registers

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Yen Lin <yelin@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
arch/arm/cpu/armv7/tegra2/ap20.c

index 150fbfd..698bfd0 100644 (file)
@@ -31,6 +31,7 @@
 #include <asm/arch/pmc.h>
 #include <asm/arch/pinmux.h>
 #include <asm/arch/scu.h>
+#include <asm/arch/warmboot.h>
 #include <common.h>
 
 int tegra_get_chip_type(void)
@@ -322,6 +323,11 @@ void init_pmc_scratch(void)
 
        /* ODMDATA is for kernel use to determine RAM size, LP config, etc. */
        writel(CONFIG_SYS_BOARD_ODMDATA, &pmc->pmc_scratch20);
+
+#ifdef CONFIG_TEGRA2_LP0
+       /* save Sdram params to PMC 2, 4, and 24 for WB0 */
+       warmboot_save_sdram_params();
+#endif
 }
 
 void tegra2_start(void)